Commit a53c1028 authored Apr 21, 2020 by David Ahern Committed by David S. Miller Apr 22, 2020

vrf: Fix IPv6 with qdisc and xfrm



When a qdisc is attached to the VRF device, the packet goes down the ndo
xmit function which is setup to send the packet back to the VRF driver
which does a lookup to send the packet out. The lookup in the VRF driver
is not considering xfrm policies. Change it to use ip6_dst_lookup_flow
rather than ip6_route_output.

Fixes: 35402e31 ("net: Add IPv6 support to VRF device")
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 5cc4adbc

drivers/net/vrf.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -188,8 +188,8 @@ static netdev_tx_t vrf_process_v6_outbound(struct sk_buff *skb,
		fl6.flowi6_proto = iph->nexthdr;
		fl6.flowi6_flags = FLOWI_FLAG_SKIP_NH_OIF;

		dst = ip6_route_output(net, NULL, &fl6);
		if (dst == dst_null)
		dst = ip6_dst_lookup_flow(net, NULL, &fl6, NULL);
		if (IS_ERR(dst) \|\| dst == dst_null)
		goto err;

		skb_dst_drop(skb);

Admin message